A plane flies at a constant groundspeed of 400 miles per hour due east and encounters a
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A plane flies at a constant groundspeed of 400 miles per hour due east and encounters a 50-mile-per-hour wind from the northwest. Find the airspeed and compass direction that will allow the plane to maintain its groundspeed and eastward direction.
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u 400i plane 50cos 135i sin 135j ...View the full answer
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